An issue in usememos v0.27.1 allows a remote attacker to achieve account takeover via the ssoCredentials branch of the SignIn handler in server/router/api/v1/auth_service.go, because SSO identity is matched only on an attacker-controllable identifier without binding to the IdP's stable subject claim.
Metrics
Affected Vendors & Products
References
History
Wed, 12 Aug 2026 19:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Weaknesses | CWE-287 | |
| Metrics |
cvssV3_1
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Wed, 12 Aug 2026 00:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Title | SSO Account Takeover via Unbound Identifier in usememos SignIn Handler | |
| Weaknesses | CWE-285 CWE-306 |
Wed, 12 Aug 2026 00:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Usememos
Usememos memos |
|
| Vendors & Products |
Usememos
Usememos memos |
Tue, 11 Aug 2026 14:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | An issue in usememos v0.27.1 allows a remote attacker to achieve account takeover via the ssoCredentials branch of the SignIn handler in server/router/api/v1/auth_service.go, because SSO identity is matched only on an attacker-controllable identifier without binding to the IdP's stable subject claim. | |
| References |
|
Status: PUBLISHED
Assigner: mitre
Published:
Updated: 2026-08-12T18:23:20.839Z
Reserved: 2026-06-08T00:00:00.000Z
Link: CVE-2026-51584
Updated: 2026-08-12T18:22:27.647Z
Status : Received
Published: 2026-08-11T14:17:14.463
Modified: 2026-08-12T19:17:35.150
Link: CVE-2026-51584
No data.
OpenCVE Enrichment
Updated: 2026-08-12T00:15:12Z